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JPL Small-Body Database Browser
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65682 (1990 QU2)
Classification: Mars-crossing Asteroid          SPK-ID: 2065682
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2479109450385421 4.1436e-08  
a 2.211387100078268 8.9791e-09 au
q 1.663160034251824 9.3998e-08 au
i 7.606807814576369 4.5365e-06 deg
node 164.2815825274849 3.2064e-05 deg
peri 177.237800351318 3.3162e-05 deg
M 257.9661829888456 1.0901e-05 deg
tp 2458940.937362705886
(2020-Apr-01.43736271)
3.7601e-05 TDB
period 1201.145406142369
3.29
7.3157e-06
2.003e-08
d
yr
n .2997139215277739 1.8254e-09 deg/d
Q 2.759614165904713 1.1205e-08 au
  Orbit Determination Parameters
   # obs. used (total)      792  
   data-arc span      10487 days (28.71 yr)  
   first obs. used      1990-08-24  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56433  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:26:42  

Additional Information
 Earth MOID = .654156 au 
 Jupiter MOID = 2.64832 au 
 T_jup = 3.605 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO474534  

65682 (1990 QU2)          Discovered 1990-Aug-24 by Holt, H. E. at Palomar
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1990 QU2 = 2000 RG4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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